1 files changed, 42 insertions, 0 deletions
diff --git a/development/tools/cargo-workspace2/src/cargo/error.rs b/development/tools/cargo-workspace2/src/cargo/error.rs
new file mode 100644
index 000000000000..cf4b7e3d1671
--- /dev/null
+++ b/development/tools/cargo-workspace2/src/cargo/error.rs
@@ -0,0 +1,42 @@
+use std::{fmt, io};
+use toml_edit::TomlError;
+
+/// Errors occured while interacting with Cargo.toml files
+#[derive(Debug)]
+pub enum CargoError {
+    /// Failed to read or write a file
+    Io,
+    /// Error parsing Cargo.toml file
+    Parsing,
+    /// Provided Cargo.toml was no workspace
+    NoWorkspace,
+    /// Provided Cargo.toml had no dependencies
+    NoDependencies,
+}
+
+impl fmt::Display for CargoError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(
+            f,
+            "{}",
+            match self {
+                Self::Io => "General I/O error",
+                Self::Parsing => "Parsing error",
+                Self::NoWorkspace => "Selected crate root is not a workspace!",
+                Self::NoDependencies => "No dependencies found!",
+            }
+        )
+    }
+}
+
+impl From<io::Error> for CargoError {
+    fn from(_: io::Error) -> Self {
+        Self::Io
+    }
+}
+
+impl From<TomlError> for CargoError {
+    fn from(_: TomlError) -> Self {
+        Self::Parsing
+    }
+}